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प्रश्न
Carry out the following addition of a rational number.
`2 3/11 + 1 3/77`
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उत्तर
`2 3/11 + 1 3/77`
`= (2xx11+3)/11 + (1xx77+3)/77`
`= 25/11 + 80/77`
Now, LCM of 11 and 77 is 77.
`= 25/11 + 80/77`
`= (25 xx 7)/(11 xx 7) + (80 xx 1)/(77 xx 1)`
`= 175/77 + 80/77`
`= 255/77`
संबंधित प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number.
`5/(-6) "and" 2/3`
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`7/(-18) "and" 8/27`
Evaluate:
`3/8 + (-5)/12 + 3/7 + 3/12 + (-5)/8 + (-2)/7`
Fill in the Blank:
`(-5)/(-12)`+ its additive inverse = ______
Carry out the following subtraction involving a rational number.
`7/11 - 3/7`
Multiply the following rational number.
`(-8)/9 xx 3/4`
Multiply the following rational number.
`0/6 xx 3/4`
Carry out the division of a rational number.
`(-10)/11 div (-11)/10`
Carry out the division of a rational number.
`2/3 div (-4)`
Add: `-2/3 + 3/8`
